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Searched refs:bytes_needed (Results 1 – 9 of 9) sorted by relevance

/openssl-master/providers/implementations/rands/seeding/
A Drand_win.c51 size_t bytes_needed; in ossl_pool_acquire_entropy() local
68 bytes_needed = ossl_rand_pool_bytes_needed(pool, 1 /*entropy_factor*/); in ossl_pool_acquire_entropy()
69 buffer = ossl_rand_pool_add_begin(pool, bytes_needed); in ossl_pool_acquire_entropy()
72 if (BCryptGenRandom(NULL, buffer, bytes_needed, in ossl_pool_acquire_entropy()
74 bytes = bytes_needed; in ossl_pool_acquire_entropy()
83 buffer = ossl_rand_pool_add_begin(pool, bytes_needed); in ossl_pool_acquire_entropy()
89 if (CryptGenRandom(hProvider, bytes_needed, buffer) != 0) in ossl_pool_acquire_entropy()
90 bytes = bytes_needed; in ossl_pool_acquire_entropy()
102 buffer = ossl_rand_pool_add_begin(pool, bytes_needed); in ossl_pool_acquire_entropy()
109 if (CryptGenRandom(hProvider, bytes_needed, buffer) != 0) in ossl_pool_acquire_entropy()
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A Drand_cpu_x86.c40 size_t bytes_needed; in ossl_prov_acquire_entropy_from_cpu() local
43 bytes_needed = ossl_rand_pool_bytes_needed(pool, 1 /*entropy_factor*/); in ossl_prov_acquire_entropy_from_cpu()
44 if (bytes_needed > 0) { in ossl_prov_acquire_entropy_from_cpu()
45 buffer = ossl_rand_pool_add_begin(pool, bytes_needed); in ossl_prov_acquire_entropy_from_cpu()
48 if (get_hardware_random_value(buffer, bytes_needed) == bytes_needed) { in ossl_prov_acquire_entropy_from_cpu()
49 ossl_rand_pool_add_end(pool, bytes_needed, 8 * bytes_needed); in ossl_prov_acquire_entropy_from_cpu()
A Drand_unix.c145 size_t bytes_needed; in ossl_pool_acquire_entropy() local
158 for (i = 0; i < bytes_needed; i++) { in ossl_pool_acquire_entropy()
637 size_t bytes_needed; in ossl_pool_acquire_entropy()
644 while (bytes_needed != 0 && attempts-- > 0) { in ossl_pool_acquire_entropy()
649 bytes_needed -= bytes; in ossl_pool_acquire_entropy()
669 size_t bytes_needed; in ossl_pool_acquire_entropy()
686 bytes = read(fd, buffer, bytes_needed); in ossl_pool_acquire_entropy()
690 bytes_needed -= bytes; in ossl_pool_acquire_entropy()
722 size_t bytes_needed; in ossl_pool_acquire_entropy()
734 if (num == (int)bytes_needed) in ossl_pool_acquire_entropy()
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A Drand_vxworks.c125 size_t bytes_needed; in ossl_pool_acquire_entropy() local
127 bytes_needed = ossl_rand_pool_bytes_needed(pool, 1 /*entropy_factor*/); in ossl_pool_acquire_entropy()
128 if (bytes_needed > 0) in ossl_pool_acquire_entropy()
134 buffer = ossl_rand_pool_add_begin(pool, bytes_needed); in ossl_pool_acquire_entropy()
140 result = randBytes(buffer, bytes_needed); in ossl_pool_acquire_entropy()
142 ossl_rand_pool_add_end(pool, bytes_needed, 8 * bytes_needed); in ossl_pool_acquire_entropy()
A Drand_vms.c365 size_t bytes_needed = ossl_rand_pool_bytes_needed(pool, ENTROPY_FACTOR); in data_collect_method() local
458 if (!ossl_assert(total_length >= bytes_needed)) { in data_collect_method()
461 bytes_needed, total_length); in data_collect_method()
535 size_t bytes_needed; in get_entropy_method() local
539 for (bytes_needed = ossl_rand_pool_bytes_needed(pool, 1); in get_entropy_method()
540 bytes_needed > 0; in get_entropy_method()
541 bytes_needed -= bytes_to_get) { in get_entropy_method()
543 bytes_needed > sizeof(buffer) ? sizeof(buffer) : bytes_needed; in get_entropy_method()
/openssl-master/providers/implementations/rands/
A Dcrngt.c111 size_t bytes_needed; in ossl_crngt_get_entropy() local
142 bytes_needed = (entropy + 7) / 8; in ossl_crngt_get_entropy()
143 if (bytes_needed < min_len) in ossl_crngt_get_entropy()
144 bytes_needed = min_len; in ossl_crngt_get_entropy()
145 if (bytes_needed > max_len) in ossl_crngt_get_entropy()
147 entp = ent = OPENSSL_secure_malloc(bytes_needed); in ossl_crngt_get_entropy()
160 for (t = bytes_needed; t > 0;) { in ossl_crngt_get_entropy()
180 r = bytes_needed; in ossl_crngt_get_entropy()
187 OPENSSL_secure_clear_free(ent, bytes_needed); in ossl_crngt_get_entropy()
A Dseed_src.c182 size_t bytes_needed; in seed_get_seed() local
191 bytes_needed = entropy >= 0 ? (entropy + 7) / 8 : 0; in seed_get_seed()
192 if (bytes_needed < min_len) in seed_get_seed()
193 bytes_needed = min_len; in seed_get_seed()
194 if (bytes_needed > max_len) { in seed_get_seed()
199 p = OPENSSL_secure_malloc(bytes_needed); in seed_get_seed()
204 if (seed_src_generate(vseed, p, bytes_needed, 0, prediction_resistance, in seed_get_seed()
207 return bytes_needed; in seed_get_seed()
209 OPENSSL_secure_clear_free(p, bytes_needed); in seed_get_seed()
A Ddrbg.c150 size_t bytes_needed; in ossl_drbg_get_seed() local
154 bytes_needed = entropy >= 0 ? (entropy + 7) / 8 : 0; in ossl_drbg_get_seed()
155 if (bytes_needed < min_len) in ossl_drbg_get_seed()
156 bytes_needed = min_len; in ossl_drbg_get_seed()
157 if (bytes_needed > max_len) in ossl_drbg_get_seed()
158 bytes_needed = max_len; in ossl_drbg_get_seed()
161 buffer = OPENSSL_secure_malloc(bytes_needed); in ossl_drbg_get_seed()
176 if (!ossl_prov_drbg_generate(drbg, buffer, bytes_needed, in ossl_drbg_get_seed()
179 OPENSSL_secure_clear_free(buffer, bytes_needed); in ossl_drbg_get_seed()
184 return bytes_needed; in ossl_drbg_get_seed()
/openssl-master/crypto/rand/
A Drand_pool.c248 size_t bytes_needed; in ossl_rand_pool_bytes_needed() local
256 bytes_needed = ENTROPY_TO_BYTES(entropy_needed, entropy_factor); in ossl_rand_pool_bytes_needed()
258 if (bytes_needed > pool->max_len - pool->len) { in ossl_rand_pool_bytes_needed()
265 bytes_needed < pool->min_len - pool->len) in ossl_rand_pool_bytes_needed()
267 bytes_needed = pool->min_len - pool->len; in ossl_rand_pool_bytes_needed()
281 if (!rand_pool_grow(pool, bytes_needed)) { in ossl_rand_pool_bytes_needed()
287 return bytes_needed; in ossl_rand_pool_bytes_needed()

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